South Sudanese and Ugandan lawmakers have expressed concerns over the deployment of Ugandan troops to South Sudan without parliamentary knowledge or approval, citing constitutional and financial implications.

Uganda has deployed an unknown number of troops to South Sudan in a bid to protect the fragile government of President Salva Kiir as a tense rivalry with his deputy threatens a return to civil war in the east African nation.

Uganda has deployed troops in Juba, South Sudan, amid rising tensions between President Salva Kiir and Vice President Riek Machar. The deployment follows arrests that threaten a 2018 peace deal. While Uganda's military confirms their presence,